Home / 5,414,999.80-8,122,499.70-2,219,063.80

Finding the Fourth Proportional to 5,414,999.80, 8,122,499.70 and 2,219,063.80

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Solution

The fourth proportional to 5,414,999.80, 8,122,499.70 and 2,219,063.80 is: 3,328,595.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414,999.80 : 8,122,499.70 = 2,219,063.80 : x
  2. Step 2: Convert to fraction form
    5,414,999.80/8,122,499.70 = 2,219,063.80/x
  3. Step 3: Cross multiply
    5,414,999.80x = 8,122,499.70 × 2,219,063.80
  4. Step 4: Simplify right side
    5,414,999.80x = 18,024,345,049,780.86
  5. Step 5: Solve for x
    x = 18,024,345,049,780.86/5,414,999.80
  6. Step 6: Final answer
    x = 3,328,595.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.